Tsom ntsoov rau qhov kev pabcuam tus nqi thiab ua qhov kev xaiv yooj yim
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Koj tseem nyob ntawm no: Tsev / Xov xwm / Kev paub / PPGL Chev: Daim npog zais cia rau cov ru tsev muaj zog

PPGL Chev: Cov ntaub thaiv npog zais rau cov ru tsev muaj zog

Views: 0     Author: Site Editor Publish Time: 2025-09-25 Keeb Kwm: Qhov chaw

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Thaum koj xav vov tsev thiab cladding uas kav ntev, PPGL coil yog ib qho kev xaiv zoo vim nws muaj zog heev thiab tsis xeb yooj yim. Cov khoom no tuaj yeem tiv taus cua sov, khaws nws cov xim, thiab tiv thaiv koj lub tsev rau ntau xyoo. Qhov zais cia yog galvalume steel kauj, uas muaj zinc thiab txhuas sib xyaw rau hauv kev tiv thaiv zoo dua. Cov ntaub ntawv kev lag luam qhia tias PPGL tau siv ntau dua hauv kev tsim kho, nrog rau 11% nce txhua xyoo thoob ntiaj teb. Cov tuam txhab loj tshaj tam sim no tswj yuav luag 60% ntawm kev ua lag luam rau cov khoom coil.

Lub tuam txhab hom

Kev Ua Lag Luam Tshaj Tawm (%)

Sab saum toj 5 Players

~ 55-60%

Tier II Players

~ 25-30%

Lwm Cov Neeg Ua Si

~ 10-20%

Koj tau txais ntau dua rau koj cov nyiaj vim tias PPGL kav ntev dua 25 xyoo, uas ntev dua li ntau lwm cov ntaub ntawv. Yog koj xaiv peb lub tuam txhab , koj tau txais cov khoom zoo, cov kev daws teeb meem siab tshaj galvalume, thiab cov saw hlau muaj zog ntseeg tau nyob hauv ntau tshaj 200 lub teb chaws.


Ntsiab Cai

PPGL coil yog tawv heev thiab tsis xeb yooj yim. Qhov no ua rau nws xaiv zoo rau lub ru tsev uas kav ntev. Qhov tshwj xeeb galvalume txheej ntawm PPGL coil nres xeb thiab puas. Nws pab koj lub ru tsev muaj zog thaum huab cua tsis zoo. PPGL coil bounces cua sov tam sim ntawd. Qhov no pab cov tsev nyob txias dua thiab txo cov nqi hluav taws xob. Qhov no yuav pab tau heev nyob rau hauv qhov chaw kub. PPGL coil tuaj yeem kav 20 mus rau 30 xyoo lossis ntau dua. Nws tsis xav tau kev kho ntau, yog li koj txuag sijhawm thiab nyiaj txiag. Xaiv lub tuam txhab ntseeg siab zoo li Shandong Sino Steel Co., Ltd. Lawv muab PPGL coil zoo rau koj lub ru tsev.


PPGL Coil Txheej txheem cej luam

PPGL Coil Txheej txheem cej luam

PPGL Coil yog dab tsi

Yog tias koj xav tau lub ru tsev uas kav ntev, PPGL coil yog ib qho zoo xaiv. PPGL txhais tau tias ua ntej pleev xim rau galvalume steel kauj. Txhawm rau ua kom nws, cov neeg ua haujlwm tau muab cov txheej tshwj xeeb ntawm cov hlau txias-dov. Tom qab ntawd, lawv ua kom sov kom nws muaj zog. Qhov no ua rau lub kauj tawv tawv tiv thaiv xeb thiab fading, txawm nyob rau hauv lub hnub muaj zog.

PPGL coil tsis yog rau lub ru tsev xwb. Koj tuaj yeem siv nws rau cov vuas hlau, corrugated boards, skirting boards, thiab zoo nkauj panels. Nws kuj yog qhov zoo rau kev nqa, qhov rooj thiab qhov rais shutters, thiab txee. PPGL coil ua haujlwm rau ob qho tib si sab hauv thiab sab nraud.

Nov yog vim li cas PPGL coil tseem ceeb hauv kev tsim:

Lub ntsiab lus ntawm PPGL Coil

Kev Siv Tseem Ceeb hauv Kev Tsim Kho Kev Lag Luam

Pre-painted galvalume steel (PPGL) yog tsim los ntawm kev muab cov txheej tshwj xeeb ntawm cov hlau txias thiab cua sov.

Siv los ua cov vuas hlau, corrugated boards, skirting boards, hniav panels, nqa, qhov rooj thiab qhov rais shutters, thiab txee rau ob sab hauv thiab sab nrauv siv.

PPGL coil muaj zog, txuag nyiaj, thiab ua kom tsis muaj cua sov. Nws qhia txog cua sov, yooj yim rau welding, thiab nyob ruaj khov rau ntau xyoo. Cov neeg ntseeg PPGL coil rau cov tsev loj thiab tsev.

Galvalume Steel Chev Composition

Galvalume steel kauj yog qhov tseem ceeb ntawm PPGL coil. Nws muaj cov txheej txheem ua los ntawm txhuas, zinc, thiab silicon. Qhov sib tov no pab tiv thaiv xeb thiab puas.

Cheebtsam

Feem pua

Lub luag haujlwm hauv Cov Khoom

Aluminium

55%

Tsis txhob xeb los ntawm kev nkag mus rau cov hlau

Zinc

43.4%

Tiv thaiv steel yog tias nws tau khawb

Silicon

1.6%

Ua kom cov txheej txheem ntev dua

  • Cov txheej muaj me me nrog ntau aluminium thiab ntau zinc.

  • Aluminium-nplua nuj me ntsis ua ntej, ces zinc-nplua nuj sawv daws yuav.

  • Silicon koob thiab ib txheej tshwj xeeb pab tiv thaiv xeb.

Qhov no galvalume steel sawv ntsug rau dej, cua sov, thiab hnav. Tias yog vim li cas PPGL coil yog ib qho ntse xaiv rau lub ru tsev, tshwj xeeb tshaj yog thaum huab cua hloov ntau heev. Yog tias koj saib PPGL thiab PPGI lossis lwm cov coils, PPGL kav ntev dua thiab muaj zog dua.

Shandong Sino Steel Co., Ltd xa galvalume steel kauj thiab PPGL kauj mus rau ntau tshaj 200 lub teb chaws. Koj tuaj yeem suav rau lawv cov txheej txheem tag nrho thiab cov khoom tshiab rau koj lub ru tsev tom ntej lossis lub tsev ua haujlwm.


PPGL Coil Cov txiaj ntsig rau ru tsev

Corrosion Resistance

Koj xav kom koj lub ru tsev nyob hauv huab cua phem. PPGL coil pab nres xeb vim nws tshwj xeeb galvalume steel coil txheej. Aluminium thiab zinc sib tov ua ke los ua kom muaj kev tiv thaiv zoo. Cov ntaub thaiv npog no tiv thaiv xeb thiab puas. Koj lub ru tsev nyob ruaj khov, txawm nyob ze ntawm dej hiav txwv lossis hauv qhov chaw los nag.

Galvalume steel hauv PPGL coil ua haujlwm zoo hauv qhov chaw tawv. Koj tuaj yeem muaj kev nyab xeeb paub tias koj lub ru tsev yuav tiv thaiv koj thaum koj xav tau.

Tshawb xyuas seb PPGL coil ua li cas hauv kev kuaj sim rau lwm yam ntaub ntawv:

Hom khoom

Teev ua ntej Corrosion Signs tshwm

DX51D PPGL

300 teev

DX52D PPGL

360 hnu

PPGL coil kav ntev dua ua ntej xeb tshwm sim. Qhov no ua rau nws zoo rau cov chaw tsim khoom thiab chaw nyob ze ntawm hiav txwv. Ntsev thiab dej tuaj yeem ua rau lub ru tsev tsis tu ncua. Cov txheej txheem organic ntawm galvalume steel kauj kuj nres cov kua qaub los nag thiab oxidation. Koj lub tsev nyob nyab xeeb txhua xyoo.

Lub zog thiab Durability

Koj xav tau lub ru tsev uas tuaj yeem tiv nag hnyav thiab cua txias. PPGL coil muaj zog thiab tawv heev. Lub galvalume steel coil core muab nws lub zog tensile siab. Nws tsis khoov lossis tawg yooj yim.

Khoom

Tus nqi

Tensile zog

270-500 MPa

Impact Resistance

Tsis pub tsawg tshaj 9 J

Koj lub ru tsev tuaj yeem raug ntaus thiab tseem tiv thaiv koj lub tsev. PPGL coil siv sijhawm ntev, txog 20 txog 30+ xyoo. Koj tsis tas yuav kho lossis hloov koj lub ru tsev ntau npaum li nrog lwm cov ntaub ntawv.

Khoom siv

Lifespan (Xyoo)

Kev tu ntau zaus

PPGL

20-30 + ib

qis

PPGI

10-15

Siab dua

PPGL coil xav tau kev kho tsawg dua, yog li koj txuag sijhawm thiab nyiaj txiag. Nws lub zog ua rau nws xaiv ntse rau txhua lub ru tsev.

Thaum tshav kub kub Resistance

Koj xav tau lub ru tsev uas ua kom koj lub tsev txias. PPGL coil muaj cov cua kub zoo heev vim nws cov galvalume steel kauj thiab cov txheej tshwj xeeb. Cov khoom siv qhia txog cua sov, yog li koj lub tsev nyob txias dua thaum lub caij ntuj sov.

Qhov chaw

Cov pov thawj

Yihe Steel

PPGL cov ntawv qhia txog qhov kub thiab txias.

Aiyi Group

PPGL tiv taus cua sov thiab tsis ploj mus yooj yim.

Galvanized hlau

PPGL tiv taus cua sov thiab ua kom nws cov xim.

Shandong Runhai

PPGL resists tshav kub thiab tsis hloov xim.

Koj lub ru tsev tsis ploj los yog poob xim, txawm tias tom qab xyoo nyob rau hauv lub hnub. PPGL coil yog qhov zoo rau qhov chaw kub thiab cov tsev loj uas qhov kub yog qhov teeb meem.

Visual Appeal

Koj xav kom koj lub tsev zoo nkauj mus ntev. PPGL coil los ntawm ntau xim thiab tiav. Koj tuaj yeem phim txhua yam koj nyiam. Cov galvalume thiab xim txheej ua kom koj lub ru tsev saib tshiab.

  • PPGL coil ua kom nws ci tom qab 2500 teev ntawm UV teeb, yog li nws tsis ploj mus yooj yim.

  • PPGL kav ntev dua thiab tiv taus fading, chalking, thiab tev tawm zoo dua li PPGI.

  • Kev tiv thaiv ob yog zoo rau kev siv sab nraum zoov.

  • PPGL yog 2-3 zaug tawv dua PPGI, yog li koj lub ru tsev khaws nws cov xim thiab ci ntev dua.

Koj lub ru tsev sawv tawm thiab nyob twj ywm zoo nkauj, txawm tias huab cua phem.

Nqi-Effectiveness thiab Suitability

Koj xav txuag nyiaj. PPGL coil txuag koj cov nyiaj vim nws kav ntev thiab xav tau kev kho tsawg dua. Nws yog lub teeb, yog li nws raug nqi tsawg rau kev txav mus los. Nws kuj yog qhov zoo rau ib puag ncig.

  • PPGL coil kav ntev, yog li koj siv tsawg dua rau kev kho.

  • Nws lub teeb yuag ua rau txav nws pheej yig dua.

  • PPGL coil yog eco-phooj ywg thiab pab lub ntiaj teb.

  • PPGL coil xav tau kev kho tsawg dua li lwm cov ntaub ntawv, yog li koj txuag nyiaj.

  • PPGL coil yuav raug nqi ntau dua thaum xub thawj, tab sis nws txuag koj nyiaj tom qab.

  • PPGL coil muaj txog li 50% muaj zog dua li cov hlau galvanized, yog li nws kav ntev dua thiab xav tau kev hloov pauv tsawg dua.

PPGL coil yog qhov zoo rau cov chaw tsim khoom thiab chaw nyob ze ntawm hiav txwv. Pre-painted aluminium vov tsev ntawv tsis xeb thiab khaws lawv cov xim, txawm nyob ze dej ntsev los yog cov chaw tsim khoom. Cov organic txheej ntawm galvalume steel kauj tiv thaiv cov kua qaub los nag thiab ntsev tsuag. Koj lub ru tsev nyob ruaj khov thiab saib zoo.

Xaiv PPGL kauj rau koj lub ru tsev tom ntej. Koj tau txais kev tiv thaiv xeb, lub zog, kub tsis kam, thiab zoo zoo tag nrho hauv ib qho.

Yog tias koj xav tau qhov zoo tshaj plaws, xaiv tus neeg muag khoom ntseeg siab. Shandong Sino Steel Co., Ltd muaj zoo galvalume steel kauj thiab lwm yam khoom. Peb lub tuam txhab ua nrog cov thev naus laus zis tshiab, kev kuaj xyuas nruj, thiab cov khoom siv loj loj. Peb pab ntau tshaj 200 lub teb chaws thiab muab cov kev daws teeb meem uas koj tuaj yeem ntseeg tau. Thaum koj tuaj tos peb, koj tau txais qhov zoo, lub zog, thiab kev pabcuam koj tuaj yeem suav rau.


PPGL vs Lwm cov ntaub ntawv vov tsev

PIB vs GI

PPGL coil thiab galvanized hlau (GI) tsis zoo ib yam. GI muaj zinc txheej. PPGL siv galvalume steel kauj nrog zinc thiab txhuas. Qhov no ua rau PPGL zoo dua los tiv thaiv xeb. Koj lub ru tsev yuav kav ntev dua thiab muaj zog thaum huab cua phem.

Khoom siv

Txheej hom

Corrosion Resistance

PPGL

Zinc-Aluminium alloy

Txhim kho corrosion kuj

GI

Zinc

Standard corrosion kuj

Koj xav kom koj lub tsev nyob tau ntau xyoo. PPGL tuaj yeem kav ntev txog 50 xyoo. GI feem ntau kav tsuas yog 10 mus rau 15 xyoo.

Hom Kev Ruaj Ntseg

Lifespan (Xyoo)

PPGL

25-50

GI

10-15

Xaiv PPGL kauj kom tus nqi zoo dua. Koj yuav txhawj xeeb tsawg txog kev kho koj lub ru tsev.

PPGL vs PIB

Tej zaum koj yuav xav tias PPGI zoo li PPGL. PPGI muaj cov zinc txheej ntshiab. PPGL siv galvalume steel kauj nrog txhuas, zinc, thiab silicon. Qhov sib tov no pab PPGL tiv thaiv xeb thiab cua sov zoo dua. Koj lub ru tsev yuav sawv ntawm ntsev, huab cua ntub, thiab lub hnub muaj zog.

Feature

PPGL

PPGI

Substrate Composition

55% Aluminium, 43.5% Zinc, 1.5% Silicon

Ntshiab Zinc txheej ntawm steel ntawv

Corrosion Resistance

Zoo dua vim cov ntsiab lus aluminium

Kev tiv thaiv theem pib

Thaum tshav kub kub Resistance

Siab dua vim aluminium

Nruab nrab

Kev ua neej nyob

Ntev nyob rau hauv ib puag ncig hnyav

Luv luv hauv cov huab cua me me

Nqi

Feem ntau siab dua vim cov khoom zoo

Feem ntau qis dua

Tswv yim: Siv PPGI rau qhov chaw qhuav. Xaiv PPGL rau qhov chaw nyob ze hiav txwv lossis cov chaw tsim khoom.

PPGL thiab PPGI yog ib qho yooj yim rau nruab. Koj txuag sijhawm thiab ua haujlwm nrog ob qho tib si.

PPGL vs Traditional Roofing

Cov vov tsev qub zoo li cov vuas av nplaum lossis asphalt shingles tsis phim PPGL. PPGL coil muaj zog dua, sib dua, thiab xav tau kev kho tsawg dua. Lub galvalume txheej tiv thaiv xeb, cua sov, thiab nag. Koj lub ru tsev nyob zoo thiab muaj zog tau ntau xyoo.

  • PPGL coil tsis tawg lossis hnav zoo li cov vuas av nplaum.

  • Koj tuaj yeem nruab PPGL nplooj ntawv sai thiab yooj yim.

  • Lub kauj yog lub teeb, yog li koj lub tsev tuav tsawg qhov hnyav.

  • Koj siv nyiaj tsawg dua kho koj lub ru tsev.

  • PPGL los ntawm ntau yam xim thiab qauv.

  • Galvalume steel kauj tuaj yeem tua hluav taws thiab cua daj cua dub.

  • Koj tsis tas yuav kho koj lub ru tsev ntau zaus.

Koj xav tau lub ru tsev uas ua haujlwm nyob qhov twg. PPGL coil muab rau koj tias, txawm tias koj tsim hauv nroog, los ntawm hiav txwv, lossis ze cov chaw ua haujlwm.

Xaiv tus neeg muag khoom ntseeg siab kom tau txais txiaj ntsig zoo tshaj plaws. Shandong Sino Steel Co., Ltd xa galvalume steel kauj thiab PPGL kauj mus rau ntau tshaj 200 lub teb chaws. Koj tau txais cov khoom tshiab, kev pabcuam zoo, thiab kev pabcuam rau koj cov haujlwm hauv tsev.


PPGL Coil Daim ntawv thov

PPGL Coil Daim ntawv thov

Kev Ruaj Ntseg

Koj xav kom koj lub tsev nyob txias thiab nyab xeeb txhua xyoo. PPGL coil pab nrog qhov ntawd. Hauv Las Vegas, cov neeg tsim khoom siv PPGL vov tsev rau huab cua kub thiab cua daj cua dub. Cov tswv tsev tau them tsawg dua rau cov cua txias thiab yuav luag tsis muaj kev kho tom qab tsib xyoos. Lub galvalume steel kauj bounces tshav ntuj deb, yog li koj lub qab nthab nyob txias dua. Koj siv cua txias tsawg dua thiab txuag nyiaj. Cov txheej tshwj xeeb ua rau koj lub ru tsev saib zoo, txawm tias tom qab ntau lub caij ntuj sov. Koj tuaj yeem xaiv los ntawm ntau cov xim thiab ua tiav kom haum koj cov style. PPGL coil muab koj lub tsev zoo nkauj thiab lub zog.

  • High heat reflectivity pab txo koj cov nqi hluav taws xob.

  • Kev saib xyuas tsawg dua txhais tau tias koj txuag nyiaj ntau dua.

  • Cov xim ntev ntev ua rau koj lub tsev saib tshiab.

Industrial Cladding

Factories thiab warehouses xav tau kev tiv thaiv zoo. Koj xav tau ib lub tsev uas muaj peev xwm tswj tau tshuaj lom neeg, muaj kuab paug, thiab nag hnyav. PPGL coil yog tawv heev rau kev lag luam cladding. Lub galvalume steel coil nres xeb thiab kev puas tsuaj los ntawm cov kua qaub. Kev ntsuam xyuas pom tias PPGL coil kav ntev dua li cov xim ua ntej galvanized hlau. Koj siv nyiaj tsawg dua rau kev kho thiab koj txoj kev lag luam ua haujlwm zoo.

Metric

PPGL

PPGI

Corrosion Resistance

Superior (Aluminium-zinc alloy)

qis

Kev Ntsuas Tshuaj Tsuag

Tsis muaj xeb tom qab 1000 teev

Tsis tau teev tseg

Kev ua neej nyob

50%-100% ntev

Tsis tau teev tseg

Cov nqi kho mob

Tsawg

Siab dua

  • Muaj zog acid kuj ua rau koj lub tsev muaj kev nyab xeeb.

  • Galvalume steel kauj tiv thaiv koj lub tsev nyob rau hauv qhov chaw tawv.

  • Kev saib xyuas tsawg txhais tau tias koj them tsawg dua lub sijhawm.

Ntug hiav txwv thiab thaj chaw humid

Koj ua rau huab cua hnyav ze ntawm hiav txwv lossis hauv qhov chaw ntub dej. Ntsev thiab dej tuaj yeem rhuav tshem cov ru tsev sai sai. PPGL coil nyob ruaj khov nyob rau hauv cov chaw no. Lub galvalume steel kauj ua ib daim thaiv tiv thaiv xeb thiab corrosion. Hauv kev sim tshuaj ntsev, PPGL coil tau siv sijhawm ntev dua 1,000 teev tsis muaj kev phom sij. Nws tuaj yeem kav ntev txog peb zaug ntau dua li lwm cov ntaub ntawv xws li PPGI. Koj lub ru tsev lossis phab ntsa nyob ruaj khov thiab zoo li zoo rau ntau xyoo.

Feature

PPGL

Galvanized hlau

Corrosion Resistance

High (Al-Zn alloy txheej)

Nruab nrab (Zn txheej)

Lub neej ntev

2-4 zaug ntxiv

Standard lifespan

Ntsej Tsuag Test

Ntau tshaj 1,000 teev

N/A

  • Zoo rau thaj chaw ntug dej hiav txwv, av noo, lossis chaw ua haujlwm.

  • High corrosion kuj zoo dua li cov ntaub ntawv qub.

  • Galvalume steel coils pab koj lub tsev nyob ntev dua.

Xaiv PPGL kauj rau koj qhov project tom ntej. Koj tau txais cov khoom muaj zog, txuag nqi uas kav ntev. Shandong Sino Steel Co., Ltd muab rau koj galvalume steel kauj thiab pre-painted galvanized hlau rau txhua lub tsev xav tau. Peb cov khoom siv nyob rau hauv ntau tshaj 200 lub teb chaws. Cia siab rau peb cov kev paub dhau los thiab kev ua tau zoo rau koj lub tsev ua tiav.

Koj xav tau lub ru tsev uas kav ntev thiab zoo nkauj. Koj kuj xav txuag nyiaj. PPGL coil muab tag nrho cov no rau koj. Nws yog tawv heev thiab tsis xeb yooj yim. Qhov no txhais tau tias koj yuav tsis tas yuav kho koj lub ru tsev ntau zaus. Koj yuav siv nyiaj tsawg dua rau kev kho. PPGL coil npog ntau qhov chaw thiab khaws cov cua sov zoo dua li PPGI.

Feature

PPGL Coil

PPGI

Durability

Zoo heev

Zoo

Corrosion Resistance

Superior

Nruab nrab

Thaum tshav kub kub Resistance

Txog li 315 ℃

qis

Xaiv PPGL yog tias koj xav kom koj lub ru tsev nyob ntev dua. Shandong Sino Steel Co., Ltd muab koj cov khoom zoo thiab pab cov neeg siv khoom thoob plaws ntiaj teb.


FAQ

Dab tsi ua rau PPGL coil zoo dua li cov ntaub ntawv vov tsev niaj hnub?

Koj tau txais kev tiv thaiv muaj zog nrog PPGL kauj. Qhov tshwj xeeb galvalume txheej tiv thaiv xeb thiab cua sov. Koj lub ru tsev nyob ntev dua thiab xav tau kev kho tsawg dua. Koj txuag nyiaj thiab txaus siab rau lub ru tsev uas zoo li zoo rau xyoo.

PPGL chev puas tuaj yeem tiv taus huab cua hnyav xws li los nag hnyav lossis lub hnub muaj zog?

Yog lawm! PPGL coil sawv los nag, cua, thiab hnub kub. Cov txheej txheem khaws cov dej tawm thiab qhia txog qhov kub. Koj lub tsev nyob nyab xeeb thiab txias, txawm tias huab cua hnyav.

Puas yog PPGL coil yog qhov kev xaiv zoo rau cov tsev nyob ze dej hiav txwv?

kiag li. Ntsev thiab noo noo tuaj yeem rhuav tshem cov ru tsev sai sai. PPGL coil tiv thaiv xeb thiab xeb, txawm tias nyob hauv ntug hiav txwv. Koj tau txais kev thaj yeeb nyab xeeb thiab lub ru tsev uas kav ntev dua.

Kuv yuav xaiv txoj cai PPGL coil li cas rau kuv qhov project?

Xav txog koj qhov kev nyab xeeb, xim xav tau, thiab pob nyiaj siv. Tham nrog tus neeg muag khoom ntseeg siab. Lawv tuaj yeem pab koj xaiv qhov zoo tshaj plaws thickness, txheej, thiab tiav rau koj lub tsev.

Vim li cas kuv thiaj yuav tsum ntseeg Shandong Sino Steel Co., Ltd rau PPGL kauj?

Shandong Sino Steel Co., Ltd muab koj cov khoom lag luam zoo tshaj plaws, xa khoom sai, thiab cov kws tshaj lij kev txhawb nqa. Koj tau txais txiaj ntsig los ntawm peb cov khoom siv siab heev, kev kuaj xyuas nruj, thiab kev pabcuam hauv ntau tshaj 200 lub teb chaws. Xaiv peb rau kev txhim khu kev qha, kev daws teeb meem ntev vov tsev.

Shandong Sino hlau

Shandong Sino Steel Co., Ltd. Nws txoj kev lag luam suav nrog kev tsim khoom, ua, xa tawm, kev xa khoom thiab xa tawm thiab xa tawm cov hlau.

Txuas ceev

Yam khoom

Tiv tauj peb

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